diff --git a/.ci/dev/publish-branch/Jenkinsfile.nightly b/.ci/dev/publish-branch/Jenkinsfile.nightly
index bfe370c88c..1ab8353624 100644
--- a/.ci/dev/publish-branch/Jenkinsfile.nightly
+++ b/.ci/dev/publish-branch/Jenkinsfile.nightly
@@ -44,6 +44,18 @@ if (isReleaseBranch){
     }
 }
 
+/**
+ * define an empty teamsWebHookURL and if it is a Release Branch
+ * then set it for the Corda 4 Jenkins Connector
+ */
+boolean isReleaseBranch = (env.BRANCH_NAME =~ /^release\/os\/.*/)
+def teamsWebHookURL = ""
+if (isReleaseBranch){
+    withCredentials([string(credentialsId: 'ms-teams-webhook', variable: 'webhook_url')]) {
+        teamsWebHookURL = "$webhook_url"
+    }
+}
+
 pipeline {
     agent { label 'standard' }
 
diff --git a/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/bridge_ec.jks b/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/bridge_ec.jks
index 41bf8579a3..f0a6921cff 100644
Binary files a/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/bridge_ec.jks and b/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/bridge_ec.jks differ
diff --git a/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/bridge_rsa.jks b/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/bridge_rsa.jks
index d6828b2390..87224d4727 100644
Binary files a/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/bridge_rsa.jks and b/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/bridge_rsa.jks differ
diff --git a/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/float_ec.jks b/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/float_ec.jks
index 7deeda8119..bd7f263226 100644
Binary files a/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/float_ec.jks and b/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/float_ec.jks differ
diff --git a/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/float_rsa.jks b/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/float_rsa.jks
index 6eddf4d4b1..737826a534 100644
Binary files a/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/float_rsa.jks and b/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/float_rsa.jks differ
diff --git a/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/gencerts.sh b/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/gencerts.sh
new file mode 100755
index 0000000000..f676de80d9
--- /dev/null
+++ b/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/gencerts.sh
@@ -0,0 +1,40 @@
+#!/bin/bash
+
+# These jks files have been produced with KeyTool using commands from V3 Float/Bridge setup here:
+# https://docs.corda.r3.com/bridge-configuration-file.html#complete-example
+
+# More specifically the following script can be run on mac to generate the files needed. 
+# Trust Root with EC algo
+keytool -genkeypair -keyalg EC -keysize 256 -alias floatroot -validity 3650 -dname "CN=Float Root,O=Local Only,L=London,C=GB" -ext bc:ca:true,pathlen:1 -keystore floatca.jks -storepass capass -keypass cakeypass
+
+# Bridge and Float with EC
+keytool -genkeypair -keyalg EC -keysize 256 -alias bridgecert -validity 3650 -dname "CN=Bridge Local,O=Local Only,L=London,C=GB" -ext bc:ca:false -keystore bridge_ec.jks -storepass bridgepass -keypass bridgepass
+keytool -genkeypair -keyalg EC -keysize 256 -alias floatcert -validity 3650 -dname "CN=Float Local,O=Local Only,L=London,C=GB" -ext bc:ca:false -keystore float_ec.jks -storepass floatpass -keypass floatpass
+
+# Bridge and Float with RSA
+keytool -genkeypair -keyalg RSA -keysize 1024 -alias bridgecert -validity 3650 -dname "CN=Bridge Local,O=Local Only,L=London,C=GB" -ext bc:ca:false -keystore bridge_rsa.jks -storepass bridgepass -keypass bridgepass
+keytool -genkeypair -keyalg RSA -keysize 1024 -alias floatcert -validity 3650 -dname "CN=Float Local,O=Local Only,L=London,C=GB" -ext bc:ca:false -keystore float_rsa.jks -storepass floatpass -keypass floatpass
+
+# Export Trust root for subsequent chaining
+keytool -exportcert -rfc -alias floatroot -keystore floatca.jks -storepass capass -keypass cakeypass > root.pem
+keytool -importcert -noprompt -file root.pem -alias root -keystore trust.jks -storepass trustpass
+
+# Create a chain for EC Bridge
+keytool -certreq -alias bridgecert -keystore bridge_ec.jks -storepass bridgepass -keypass bridgepass |keytool -gencert -validity 3650 -ext ku:c=dig,keyEncipherment -ext: eku:true=serverAuth,clientAuth -rfc -keystore floatca.jks -alias floatroot -storepass capass -keypass cakeypass > bridge_ec.pem
+cat root.pem bridge_ec.pem >> bridgechain_ec.pem
+keytool -importcert -noprompt -file bridgechain_ec.pem -alias bridgecert -keystore bridge_ec.jks -storepass bridgepass -keypass bridgepass
+
+# Create a chain for RSA Bridge
+keytool -certreq -alias bridgecert -keystore bridge_rsa.jks -storepass bridgepass -keypass bridgepass |keytool -gencert -validity 3650 -ext ku:c=dig,keyEncipherment -ext: eku:true=serverAuth,clientAuth -rfc -keystore floatca.jks -alias floatroot -storepass capass -keypass cakeypass > bridge_rsa.pem
+cat root.pem bridge_rsa.pem >> bridgechain_rsa.pem
+keytool -importcert -noprompt -file bridgechain_rsa.pem -alias bridgecert -keystore bridge_rsa.jks -storepass bridgepass -keypass bridgepass
+
+# Create a chain for EC Float
+keytool -certreq -alias floatcert -keystore float_ec.jks -storepass floatpass -keypass floatpass |keytool -gencert -validity 3650 -ext ku:c=dig,keyEncipherment -ext: eku::true=serverAuth,clientAuth -rfc -keystore floatca.jks -alias floatroot -storepass capass -keypass cakeypass > float_ec.pem
+cat root.pem float_ec.pem >> floatchain_ec.pem
+keytool -importcert -noprompt -file floatchain_ec.pem -alias floatcert -keystore float_ec.jks -storepass floatpass -keypass floatpass
+
+# Create a chain for RSA Float
+keytool -certreq -alias floatcert -keystore float_rsa.jks -storepass floatpass -keypass floatpass |keytool -gencert -validity 3650 -ext ku:c=dig,keyEncipherment -ext: eku::true=serverAuth,clientAuth -rfc -keystore floatca.jks -alias floatroot -storepass capass -keypass cakeypass > float_rsa.pem
+cat root.pem float_rsa.pem >> floatchain_rsa.pem
+keytool -importcert -noprompt -file floatchain_rsa.pem -alias floatcert -keystore float_rsa.jks -storepass floatpass -keypass floatpass
diff --git a/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/trust.jks b/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/trust.jks
index ea5b53b445..1252f7002a 100644
Binary files a/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/trust.jks and b/node-api/src/test/resources/net/corda/nodeapi/internal/crypto/keystores/trust.jks differ